China's research icebreaker Xuelong departs in Shanghai, east China, July 20, 2018. China's research icebreaker Xuelong set sail from Shanghai Friday, marking the country's 9th Arctic expedition. (Xinhua/Fang Zhe)
Icebreaker sets sail on China's 9th Arctic research expedition
Source: Xinhua| 2018-07-20 18:41:37|Editor: Liangyu
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